Promiscuous queen bees maintain genetic diversity
By mating with nearly 100 males, queen bees on isolated islands avoid inbreeding and keep colonies healthy.
By mating with nearly 100 males, queen bees on isolated islands avoid inbreeding and keep colonies healthy.
Plants & Animals
Apr 16, 2012
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Isle Royale National Park's gray wolves, one of the world's most closely monitored predator populations, are at their lowest ebb in more than a half-century and could die out within a few years, scientists said Friday.
Ecology
Mar 16, 2012
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The mating habits of marine turtle may help to protect them against the effects of climate change, according to new research led by the University of Exeter. Published today in the journal Proceedings of the Royal Society ...
Plants & Animals
Jan 24, 2012
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The impact of hatcheries on salmon is so profound that in just one generation traits are selected that allow fish to survive and prosper in the hatchery environment, at the cost of their ability to thrive and reproduce in ...
Evolution
Dec 19, 2011
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The fierce battles of rutting stags may be the most famous symbols of males competing over females in the animal kingdom. But it turns out the stags don't have things all their own way.
Plants & Animals
Oct 19, 2011
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Birds may have a more highly developed sense of smell than researchers previously thought, contend scholars who have found that penguins may use smell to determine if they are related to a potential mate.
Plants & Animals
Sep 21, 2011
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The largest publicly available genomewide association mapping study in rice to date has found that although the five subpopulations of Asian rice -- indica, aus, temperate japonica, aromatic and tropical japonica -- all belong ...
Biotechnology
Sep 15, 2011
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In urban fox families, mothers determine which cubs get to stay and which must leave while fathers have little say in the matter, new research by biologists at the University of Bristol has found.
Plants & Animals
Jul 20, 2011
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Current and proposed border fences pose significant threats to wildlife populations, with those animals living in border regions along the Texas Gulf and California coasts showing some of the greatest vulnerability, a new ...
Ecology
Jul 12, 2011
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Genetic analysis at the state museum confirms what biologists squishing through Adirondack bogs already knew: New York's population of the spruce grouse, a chicken-like bird of the boreal forest, is nearing extinction.
Plants & Animals
Jul 4, 2011
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